Dmz | Cisco Systems WRV54G guide

Wireless-G VPN Broadband Router

DMZ

The DMZ screen (see Figure 6-29) allows one local user to be exposed to the Internet for use of a special-purpose service such as Internet gaming and videoconferencing, through Software DMZ, or a user can use LAN Port 4 as a DMZ Port, through Hardware DMZ. Whereas Port Range Forwarding can only forward a maximum of 10 ranges of ports, DMZ hosting forwards all the ports for one PC at the same time.

•Software DMZ. This feature allows one local user to be exposed to the Internet for use of a special-purpose service such as Internet gaming and videoconferencing. To use this feature, select Enabled. To disable DMZ , select Disabled.

•DMZ Host IP Address. To expose one PC, enter the computer’s IP address. To get the IP address of a computer, refer to “Appendix D: Finding the MAC Address and IP Address for Your Ethernet Adapter.” Deactivate DMZ by entering a 0 in the field.

•Hardware DMZ. This feature allows a user to use LAN Port 4 as a DMZ Port. To use this feature, select Enabled. To disable DMZ , select Disabled.

•Hardware DMZ IP Address. Enter the IP Address of the computer in the fields.

•Hardware DMZ Netmask. Enter the Netmask in the fields.

•Destination IP Address. Enter the IP Address of the destination in the fields.

•Subnet Mask. Enter the Subnet Mask of the destination in the fields.

•Default Gateway. Enter the Default Gateway in the fields.

•metric. Enter the metric in the field.

When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes.

Chapter 6: Configuring the Router

Figure 6-29: DMZ

40

The Applications and Gaming Tab

Image 44

Cisco Systems WRV54G manual Dmz

Contents

802 GHz .11g Wireless- G Word definition How to Use this GuideCopyright and Trademarks Table of Contents Wireless Security Frequently Asked Questions Introduction Welcome What’s in this Guide? Wireless-G Broadband VPN Router Planning your Wireless Network Router’s FunctionsIP Addresses What’s an IP Address? Dynamic IP Addresses Why do I need a VPN?Dhcp Dynamic Host Configuration Protocol Servers What is a VPN? VPN Router to VPN Router Wireless-G VPN Broadband Router Getting to Know the Wireless-G VPN Broadband Router Back Panel Front Panel DMZ Connecting the Wireless-G Broadband Router Overview Wired Connection to a PC Wireless Connection to a PC Wireless-G VPN Broadband Router Configuring the PCs Configuring Windows 98 and Millennium PCs Configuring Windows 2000 PCs Properties Configuring Windows XP PCs Wireless Configuring the RouterSetup Access Restrictions AdministrationSecurity Applications & Gaming How to Access the Web-based Utility Setup TabBasic Setup Tab Internet Setup Static Internet Connection Type Optional Settings Required by some ISPs Pptp Internet Connection Type Network Setup Ddns Tab DynDNS.org MAC Address Clone Tab See Figure Advanced Routing TabMAC Clone Advanced Routing Static Routing 10 Routing Table Wireless Network Wireless TabBasic Wireless Settings See Figure Wireless Security WEP See Figure Wireless Network Access See Figure 13 Wireless Network Access Advanced Wireless Settings See Figure 15 Advanced Wireless Settings Security Tab Firewall VPN 18 Manual Key Management 19 Advanced VPN Tunnel Setup WEP Access Restrictions Tab Access Restriction 23 Internet Filter Summary Applications and Gaming Tab Port Range Forwarding Port Triggering 27 Port Triggering UPnP Forwarding 28 UPnP Forwarding DMZ Management Administration TabRouter Password Log UPnPEmail Alert Syslog Notification Diagnostics Notification Queue LengthAlert Log General Log 33 Factory Default Status RouterInformation WAN Connections Local Network 36 Local Network 38 Wireless System Performance Need to set a static IP address on a PC Appendix a TroubleshootingCommon Problems and Solutions Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router TCP UDP Can’t get the Internet game, server, or application to work Firmware upgrade failed, and/or the Power LED is flashing To start over, I need to set the Router to factory defaultNeed to upgrade the firmware My DSL service’s PPPoE is always disconnecting Power LED flashes continuously Frequently Asked Questions Where is the Router installed on the network?Is IPSec Pass-Through supported by the Router? Does the Router support IPX or AppleTalk? What is Network Address Translation and what is it used for? Does the Router support ICQ send file? How can I block corrupted FTP downloads? What is DMZ Hosting? What are the advanced features of the Router?Is the Router cross-platform compatible? How many ports can be simultaneously forwarded? What is the Ieee 802.11g standard? What Ieee 802.11b features are supported?What is ad-hoc mode? What is infrastructure mode? What is ISM band? What is Spread Spectrum?What is DSSS? What is FHSS? And what are their differences? What is WEP? Have excellent signal strength, but I cannot see my network How do I reset the Router?How do I resolve issues with signal loss? What Are The Risks? Appendix B Wireless SecurityBrief Overview Passive Attacks Jamming Attacks Maximizing Wireless Security Active AttacksDictionary-Building or Table Attacks Man-in-the-Middle Attacks 5SSID 8WEP Wireless-G VPN Broadband Router 4GHz/802.11b and 802.11g WEP Encryption Figure B-2 WEP Environment WRV54G How to Establish a Secure IPSec Tunnel Create an IPSec PolicyBuild Filter Lists Filter List 1 win-router Filter List 2 router-win Figure C-4 IP Filter List Figure C-7 IP Filter List Configure Individual Tunnel Rules Tunnel 1 win-router Figure C-13 Authentication Methods Figure C-16 Tunnel Setting Tab Tunnel 2 router-win Figure C-19 IP Filter List Tab Figure C-22 Preshared Key Assign New IPSec Policy Figure C-25 Connection Type Create a Tunnel Through the Web-Based Utility Figure C-28 VPN Tab Figure D-1 IP Configuration Screen Windows 98 or Me Instructions Windows 2000 or XP Instructions Figure D-3 MAC Address/Physical Address Appendix E Snmp Functions Figure F-1 Upgrade Firmware Appendix F Upgrading Firmware Network Neighborhood/My Network Places Appendix G Windows HelpShared Resources Appendix H Glossary Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Up to 54Mbps wireless, up to 100 Mbps LAN Appendix I SpecificationsTransmit Power 19dBm LEDs Appendix J Regulatory Information FCC Statement FCC Part 68 Statement Safety Notices Appendix K Warranty Information Limited Warranty Appendix L Contact Information